<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./10style.css">
    <style>
        /* 选择器{ 属性：值；} */
        /* p {
            color: red;
        } */

    </style>

</head>
<body>
    <h1 style="color: red;">css初步</h1>
    <p>我是p</p>
</body>
</html>